In Drawable::releaseGLObjects() replaced glDeleteLists with Drawable::deleteDisplayList(..) to prevent inappropriate OpenGL deletion when current thread does have required grpahics contxt
In Drawable::releaseGLObjects() replaced glDeleteLists with Drawable::deleteDisplayList(..) to prevent inappropriate OpenGL deletion when current thread does have required grpahics contxt


omega-hub/osg,koshman86/osg,koshman86/osg,ntoand/osg,artoolkit/osg,omega-hub/osg,stmh/osg,ntoand/osg,ghub/osg,koshman86/osg,ghub/osg,omega-hub/osg,stmh/osg,artoolkit/osg,artoolkit/osg,ntoand/osg,XiaoCC/osg,XiaoCC/osg,stmh/osg,artoolkit/osg,stmh/osg,omega-hub/osg,ghub/osg,XiaoCC/osg,ntoand/osg,koshman86/osg,XiaoCC/osg,XiaoCC/osg,stmh/osg,ghub/osg